=over

=item ARGVOUT
X<ARGVOUT>

The special filehandle that points to the currently open output file
when doing edit-in-place processing with B<-i>.  Useful when you have
to do a lot of inserting and don't want to keep modifying C<$_>.  See
L<perlrun|perlrun/-i[extension]> for the B<-i> switch.

=back